Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-20 | 265/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.09 (688) | 27.3 (693.5) | 0.22 (5.5) 0.8% |
| Width inches (mm) | 8.86 (225) | 10.43 (265) | 1.57 (40) 17.8% |
| Circum. inches (mm) | 85.1 (2161.42) | 85.78 (2178.69) | 0.68 (17.28) 0.8% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.65 (92.75) | 0.11 (2.75) 3.1% |
| Revolutions per mile (km) | 744.58 (462.66) | 738.67 (458.99) | -5.91 (-3.67) -0.8% |
265/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.16 mph (32.44 km/h) |
| 25 mph (40.23 km/h) | 25.2 mph (40.56 km/h) |
| 30 mph (48.28 km/h) | 30.24 mph (48.67 km/h) |
| 35 mph (56.33 km/h) | 35.28 mph (56.78 km/h) |
| 40 mph (64.37 km/h) | 40.32 mph (64.89 km/h) |
| 45 mph (72.42 km/h) | 45.36 mph (73 km/h) |
| 50 mph (80.47 km/h) | 50.4 mph (81.11 km/h) |
| 55 mph (88.51 km/h) | 55.44 mph (89.22 km/h) |
| 60 mph (96.56 km/h) | 60.48 mph (97.33 km/h) |
| 65 mph (104.61 km/h) | 65.52 mph (105.44 km/h) |
| 70 mph (112.65 km/h) | 70.56 mph (113.55 km/h) |
| 75 mph (120.7 km/h) | 75.6 mph (121.67 km/h) |
| 80 mph (128.75 km/h) | 80.64 mph (129.78 km/h) |
| 85 mph (136.79 km/h) | 85.68 mph (137.89 km/h) |
| 90 mph (144.84 km/h) | 90.72 mph (146 km/h) |
| 95 mph (152.89 km/h) | 95.76 mph (154.11 km/h) |
| 100 mph (160.93 km/h) | 100.8 mph (162.22 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1880 | 2184 | 2352 | 2456 | 2568 | 2648 | 2736 | 2840 | 2984 | 3128 | 3288 | 3416 | 3648 | 3904 | 4104 | 4232 | 4304 | 4567 | 4935 | 5735 |
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